<html>
	<head>
		<meta charset="UTF-8">
		<title>生成二维码</title>
	</head>
	<body>
		<center>
			<h1>二维码生成</h1>
			<form action="./createQR" method="GET">
				请输入二维码内容:<input type="text" name="content">
				<input type="submit" value="生成">
			</form>
		</center>
	</body>
</html>